/Engine/Source/Runtime/AudioMixer/Public/AudioMixerDevice.h
Retrieve a pointer to the currently active platform. Only use this if you know what you are doing. The returnedIAudioMixerPlatformInterfacewill only be alive as long as thisFMixerDeviceis alive.
[IAudioMixerPlatformInterface](API\Runtime\AudioMixerCore\IAudioMixerPlatformInterface) * GetAudioMixerPlatform() const